// Author: wsfuyibing <682805@qq.com>
// Date: 2025-05-15

package list

import (
	"context"
	"gitee.com/go-libs/result"
	"gitee.com/go-libs/validator-iris/validator"
	"gitee.com/go-wares/framework-iris/framework/src/logics"
	"github.com/kataras/iris/v12"
	"server/app/errs"
	"server/app/http/models"
	"server/app/http/services"
	"server/app/kind"
	"server/app/lib"
)

// Logic
// 商品列表.
type Logic struct {
	arcade   *models.Arcades
	request  *Request
	response []*Response
}

// New
// 创建逻辑实例.
func New() logics.Logical {
	return &Logic{
		request:  &Request{},
		response: make([]*Response, 0),
	}
}

// Before
// 前置校验.
func (o *Logic) Before(_ context.Context, i iris.Context) (err error) {
	if err = validator.Query(i, o.request); err == nil {
		o.arcade, _ = lib.Arcade.GetMaster().GetArcade(i)
	}
	return
}

// Run
// 执行逻辑.
func (o *Logic) Run(ctx context.Context, _ iris.Context) result.Result {
	var (
		err     error
		filter  = map[string]any{"arcade_id": o.arcade.Id, "deleted": kind.DeletedNo}
		list    []*models.Goods
		res     = result.New()
		service = services.NewGoodsService()
		total   int64
	)

	// 1. 分类筛选
	if o.request.Category > 0 {
		filter["category_id"] = o.request.Category
	}

	// 2. 状态筛选
	if o.request.State > 0 {
		filter["state"] = o.request.State
	}

	// 3. 查询过程.
	if list, total, err = service.Paging(ctx, filter, o.request.Keyword, o.request.Page, o.request.Size); err != nil {
		return res.WithError(errs.ErrDatabaseQuery)
	} else {
		for _, item := range list {
			o.response = append(o.response, (&Response{}).With(item))
		}
	}

	// 4. 分页结果.
	return res.WithPaging(o.response, total, o.request.Page, o.request.Size)
}
